Traffic Management 12 123 How long will it take to cancel the exam? You can find it on the app.

In 24 hours. Cancel the appointment within 24 hours after booking the exam on Traffic Management 12 123app, and you will receive a SMS reminder if the cancellation is successful. Traffic management 12 123 canceled the exam, and you can check it on the app within 24 hours. Traffic Management 12 123 is the official client of the Internet traffic safety integrated service management platform, which is supported by the Traffic Management Institute of the Ministry of Public Security.